11101121111120 has 80 divisors (see below), whose sum is σ = 25836293371392. Its totient is φ = 4435945597440.

The previous prime is 11101121111081. The next prime is 11101121111141. The reversal of 11101121111120 is 2111112110111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 11101121111095 and 11101121111104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331033874 + ... + 331067406.

Almost surely, 2^{11101121111120} is an apocalyptic number.

11101121111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101121111120 is an abundant number, since it is smaller than the sum of its proper divisors (14735172260272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11101121111120 is a wasteful number, since it uses less digits than its factorization.

11101121111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37620 (or 37614 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11101121111120 its reverse (2111112110111), we get a palindrome (13212233221231).

The spelling of 11101121111120 in words is "eleven trillion, one hundred one billion, one hundred twenty-one million, one hundred eleven thousand, one hundred twenty".